== sanity test 123ad: Verify batching statahead works correctly ========================================================== 15:22:33 (1788204153) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats=0 llite.lustre-ffff959c838c3800.statahead_max=32 llite.lustre-ffff959c838c3800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats=0 total: 100 open/close in 2.51 seconds: 39.85 ops/second llite.lustre-ffff959c838c3800.statahead_max=0 101 real 0m2.424s user 0m0.006s sys 0m0.314s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff959c838c3800.statahead_max=32 llite.lustre-ffff959c838c3800.statahead_max=32 101 real 0m1.067s user 0m0.003s sys 0m0.160s 'ls -l' 100 files with statahead: 1 sec statahead total: 123 statahead wrong: 2 agl total: 118 list_total: 30 fname_total: 92 hit_total: 4513 miss_total: 1286 swrong=2 ewrong=2 - open/close 760 (time 1788204179.39 total 10.01 last 75.96) total: 900 open/close in 11.77 seconds: 76.44 ops/second llite.lustre-ffff959c838c3800.statahead_max=0 1001 real 0m23.234s user 0m0.036s sys 0m2.753s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff959c838c3800.statahead_max=32 llite.lustre-ffff959c838c3800.statahead_max=32 1001 real 0m10.627s user 0m0.026s sys 0m1.391s 'ls -l' 1000 files with statahead: 11 sec statahead total: 124 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 92 hit_total: 5509 miss_total: 1290 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff959c838c3800.statahead_stats= statahead total: 124 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 92 hit_total: 5509 miss_total: 1290 mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats= snapshot_time: 1788204247.119083423 secs.nsecs start_time: 1788204157.200525265 secs.nsecs elapsed_time: 89.918558158 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 774 (time 1788204259.66 total 10.01 last 77.35) - open/close 1515 (time 1788204269.67 total 20.02 last 74.01) - open/close 2288 (time 1788204279.69 total 30.03 last 77.18) - open/close 3090 (time 1788204289.69 total 40.04 last 80.19) - open/close 3769 (time 1788204299.69 total 50.04 last 67.88) - open/close 4494 (time 1788204309.71 total 60.06 last 72.37) - open/close 5215 (time 1788204319.72 total 70.06 last 72.05) - open/close 5914 (time 1788204329.72 total 80.07 last 69.87) - open/close 6689 (time 1788204339.73 total 90.07 last 77.45) - open/close 7420 (time 1788204349.73 total 100.08 last 73.07) - open/close 8205 (time 1788204359.74 total 110.08 last 78.46) - open/close 8925 (time 1788204369.75 total 120.09 last 71.93) - open/close 9620 (time 1788204379.75 total 130.10 last 69.48) total: 10000 open/close in 135.03 seconds: 74.06 ops/second llite.lustre-ffff959c838c3800.statahead_batch_max=0 llite.lustre-ffff959c838c3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff959c838c3800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.212s user 0m0.295s sys 0m14.139s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff959c838c3800.statahead_batch_max=32 llite.lustre-ffff959c838c3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff959c838c3800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m47.385s user 0m0.294s sys 0m12.912s batched statahead RPC= hit count=9984 mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats= snapshot_time: 1788204573.346134777 secs.nsecs start_time: 1788204455.380066834 secs.nsecs elapsed_time: 117.966067943 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats=0 llite.lustre-ffff959c838c3800.statahead_max=2048 llite.lustre-ffff959c838c3800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats=0 total: 100 open/close in 3.09 seconds: 32.39 ops/second llite.lustre-ffff959c838c3800.statahead_max=0 101 real 0m2.816s user 0m0.008s sys 0m0.315s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff959c838c3800.statahead_max=2048 llite.lustre-ffff959c838c3800.statahead_max=2048 101 real 0m0.837s user 0m0.007s sys 0m0.148s 'ls -l' 100 files with statahead: 1 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10083 miss_total: 17 swrong=0 ewrong=0 - open/close 747 (time 1788204888.73 total 10.00 last 74.66) total: 900 open/close in 12.18 seconds: 73.90 ops/second llite.lustre-ffff959c838c3800.statahead_max=0 1001 real 0m21.772s user 0m0.031s sys 0m2.785s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff959c838c3800.statahead_max=2048 llite.lustre-ffff959c838c3800.statahead_max=2048 1001 real 0m6.359s user 0m0.025s sys 0m1.320s 'ls -l' 1000 files with statahead: 6 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11082 miss_total: 18 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff959c838c3800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11082 miss_total: 18 mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats= snapshot_time: 1788204950.101953084 secs.nsecs start_time: 1788204575.995661396 secs.nsecs elapsed_time: 374.106291688 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 1 9 27 32: 2 18 45 64: 2 18 63 128: 0 0 63 256: 4 36 100 - open/close 727 (time 1788204962.52 total 10.00 last 72.69) - open/close 1442 (time 1788204972.53 total 20.01 last 71.47) - open/close 2217 (time 1788204982.54 total 30.01 last 77.43) - open/close 2936 (time 1788204992.56 total 40.03 last 71.75) - open/close 3723 (time 1788205002.57 total 50.04 last 78.63) - open/close 4480 (time 1788205012.57 total 60.05 last 75.66) - open/close 5231 (time 1788205022.57 total 70.05 last 75.08) - open/close 5970 (time 1788205032.58 total 80.06 last 73.84) - open/close 6717 (time 1788205042.60 total 90.08 last 74.53) - open/close 7370 (time 1788205052.65 total 100.13 last 64.99) - open/close 8008 (time 1788205062.65 total 110.13 last 63.79) - open/close 8664 (time 1788205072.66 total 120.14 last 65.56) - open/close 9397 (time 1788205082.66 total 130.14 last 73.28) total: 10000 open/close in 138.91 seconds: 71.99 ops/second llite.lustre-ffff959c838c3800.statahead_batch_max=0 llite.lustre-ffff959c838c3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff959c838c3800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m3.584s user 0m0.290s sys 0m13.467s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff959c838c3800.statahead_batch_max=256 llite.lustre-ffff959c838c3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff959c838c3800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m45.642s user 0m0.267s sys 0m15.144s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff959c838c3800.batch_stats= snapshot_time: 1788205221.796090174 secs.nsecs start_time: 1788205164.763068845 secs.nsecs elapsed_time: 57.033021329 secs.nsecs subreqs per batch batches %% cum %% 1: 168 52 52 2: 28 8 61 4: 34 10 72 8: 20 6 78 16: 10 3 82 32: 15 4 86 64: 7 2 88 128: 1 0 89 256: 34 10 100 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff959c838c3800.statahead_batch_max=64 llite.lustre-ffff959c838c3800.statahead_max=128